18157954

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1305

約数の個数: 16

約数和(自身を含む): 28036800

約数和(自身を除く): 9878846

約数列:

[1, 2, 43, 86, 199, 398, 1061, 2122, 8557, 17114, 45623, 91246, 211139, 422278, 9078977, 18157954]

約数ペア:

[(1, 18157954), (2, 9078977), (43, 422278), (86, 211139), (199, 91246), (398, 45623), (1061, 17114), (2122, 8557)]